rfac: remove unnecessary focus state variable

Signed-off-by: Aman <aman2@me.iitr.ac.in>

Author: aman-singh7

lib/presentation/login/bloc/login_bloc.dart

@@ -29,8 +29,6 @@ class LoginBloc extends Bloc<LoginEvent, LoginState> {
     if (!state.isFormFilled()) return;
 
     emit(state.copyWith(
-      isPasswordFocused: false,
-      isUsernameFocused: false,
       status: const Status.loading(),
     ));
 
@@ -84,18 +82,10 @@ class LoginBloc extends Bloc<LoginEvent, LoginState> {
   }
 
   void _updatePasswordInput(PasswordInput event, Emitter<LoginState> emit) {
-    emit(state.copyWith(
-      isPasswordFocused: true,
-      isUsernameFocused: false,
-      password: event.value,
-    ));
+    emit(state.copyWith(password: event.value));
   }
 
   void _updateUsernameInput(UsernameInput event, Emitter<LoginState> emit) {
-    emit(state.copyWith(
-      isUsernameFocused: true,
-      isPasswordFocused: false,
-      username: event.value,
-    ));
+    emit(state.copyWith(username: event.value));
   }
 }

lib/presentation/login/bloc/login_state.dart

@@ -6,12 +6,6 @@ part of 'login_bloc.dart';
 class LoginState with _$LoginState {
   /// State class for [LoginBloc].
   const factory LoginState({
-    /// Whether the username field is in focus.
-    @Default(false) bool isUsernameFocused,
-
-    /// Whether the password field is in focus.
-    @Default(false) bool isPasswordFocused,
-
     /// Whether the password field should be obscured.
     @Default(true) bool obscurePassword,
 

lib/presentation/login/widgets/background_decoration.dart

@@ -15,15 +15,15 @@ class BackgroundDecoration extends StatelessWidget {
           Positioned(
             top: 0,
             left: 0,
-            child: SvgPicture.asset(
+            child: svg.SvgPicture.asset(
               AppAssets.circle1,
               width: 170.r,
             ),
           ),
           Positioned(
             top: 80.r,
             right: 0,
-            child: SvgPicture.asset(
+            child: svg.SvgPicture.asset(
               AppAssets.triangle,
               width: 140.r,
             ),

lib/presentation/login/widgets/login_widgets.dart

@@ -2,7 +2,8 @@ import 'package:flutter/gestures.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
-import 'package:flutter_svg/flutter_svg.dart';
+import 'package:flutter_svg/flutter_svg.dart' as svg;
+import 'package:flutter_svg_provider/flutter_svg_provider.dart';
 import 'package:get/get.dart';
 
 import '../../../data/constants/assets.dart';

lib/presentation/login/widgets/text_fields.dart

@@ -7,45 +7,35 @@ class PasswordField extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    // [BlocSelector] is not used because widget depends on both
-    // [state.isPasswordFocused] and [state.obscurePassword].
-    return BlocBuilder<LoginBloc, LoginState>(
-      builder: (context, state) {
-        return Stack(
-          alignment: Alignment.centerRight,
-          children: <Widget>[
-            TextInput(
-              action: TextInputAction.done,
-              hint: 'Password',
-              keyboard: TextInputType.visiblePassword,
-              obscureText: state.obscurePassword,
-              onChanged: (value) =>
-                  context.read<LoginBloc>().add(PasswordInput(value)),
-              prefix: Padding(
-                padding: EdgeInsets.symmetric(
-                  horizontal: 8.r,
-                  vertical: 10.r,
-                ),
-                child: SvgPicture.asset(
-                  AppAssets.lock,
-                  // TODO(BURG3R5): Deal with Focus transfer.
-                  color: (state.isPasswordFocused)
-                      ? AppColors.primary
-                      : AppColors.grey1,
-                ),
-              ),
+    return BlocSelector<LoginBloc, LoginState, bool>(
+      selector: (state) => state.obscurePassword,
+      builder: (context, obscurePassword) {
+        return TextInput(
+          action: TextInputAction.done,
+          hint: 'Password',
+          keyboard: TextInputType.visiblePassword,
+          obscureText: obscurePassword,
+          onChanged: (value) =>
+              context.read<LoginBloc>().add(PasswordInput(value)),
+          prefix: Padding(
+            padding: EdgeInsets.symmetric(
+              horizontal: 8.r,
+              vertical: 10.r,
+            ),
+            // TODO(BURG3R5): Deal with Focus transfer.
+            child: const ImageIcon(
+              Svg(AppAssets.lock),
             ),
-            IconButton(
-              icon: SvgPicture.asset(
-                (state.obscurePassword) ? AppAssets.eyeOff : AppAssets.eyeOn,
-                color: state.isPasswordFocused
-                    ? AppColors.primary
-                    : AppColors.grey1,
+          ),
+          suffix: IconButton(
+            icon: ImageIcon(
+              Svg(
+                obscurePassword ? AppAssets.eyeOff : AppAssets.eyeOn,
               ),
-              onPressed: () =>
-                  context.read<LoginBloc>().add(const ToggleObscure()),
             ),
-          ],
+            onPressed: () =>
+                context.read<LoginBloc>().add(const ToggleObscure()),
+          ),
         );
       },
     );
@@ -59,25 +49,18 @@ class UsernameField extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    return BlocSelector<LoginBloc, LoginState, bool>(
-      selector: (state) => state.isUsernameFocused,
-      builder: (context, isUsernameFocused) {
-        return TextInput(
-          hint: 'Username',
-          onChanged: (value) =>
-              context.read<LoginBloc>().add(UsernameInput(value)),
-          prefix: Padding(
-            padding: EdgeInsets.symmetric(
-              horizontal: 8.r,
-              vertical: 10.r,
-            ),
-            child: SvgPicture.asset(
-              AppAssets.person,
-              color: isUsernameFocused ? AppColors.primary : AppColors.grey1,
-            ),
-          ),
-        );
-      },
+    return TextInput(
+      hint: 'Username',
+      onChanged: (value) => context.read<LoginBloc>().add(UsernameInput(value)),
+      prefix: Padding(
+        padding: EdgeInsets.symmetric(
+          horizontal: 8.r,
+          vertical: 10.r,
+        ),
+        child: const ImageIcon(
+          Svg(AppAssets.person),
+        ),
+      ),
     );
   }
 }

test/presentation/login/login_test.dart

@@ -14,8 +14,6 @@ void blocTests() {
         bloc.state,
         const LoginState(
           rememberMe: true,
-          isUsernameFocused: false,
-          isPasswordFocused: false,
           obscurePassword: true,
           showDialog: false,
           status: Status(),
@@ -60,9 +58,7 @@ void blocTests() {
           ..add(const PasswordInput(''))
           ..add(const UsernameInput('A')),
         expect: () => const <LoginState>[
-          LoginState(isUsernameFocused: true),
-          LoginState(isPasswordFocused: true),
-          LoginState(isUsernameFocused: true, username: 'A'),
+          LoginState(username: 'A'),
         ],
       );
 
@@ -75,12 +71,10 @@ void blocTests() {
         expect: () => const <LoginState>[
           LoginState(
             username: 'username',
-            isUsernameFocused: true,
           ),
           LoginState(
             username: 'username',
             password: 'password',
-            isPasswordFocused: true,
           ),
         ],
       );